-Research in Immunology, Serodiagnostic and Epidemiology of Parasitozoonosis (echinococcosis, trichinelosis, toxocarosis). The latest research in field of protozoology: neosporosis of farm ruminants and wildlife animals. Author of about 120 scientific research publications. Study and working stays in Institute of Parasitology, University of Zürich, Switzerland; W. Stefanski Institute of Parasitology of the Polish Academy of Sciences, Warsaw, Poland; Clinical Institute of Hygiene – Medical University of Vienna, Department of Medical Parasitology, Austria